:root{--bg: #0e1116;--panel: #161b22;--border: #30363d;--text: #e6edf3;--muted: #9aa4af;--accent: #58a6ff}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:14px/1.4 system-ui,-apple-system,Segoe UI,sans-serif}body{display:flex;flex-direction:column;min-height:100vh}.controls{display:flex;align-items:center;gap:16px;padding:12px 20px;background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap}.controls h1{font-size:16px;margin:0 16px 0 0;color:var(--accent)}.controls label{display:flex;align-items:center;gap:6px;color:var(--muted)}.controls input[type=number],.controls select{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:4px 6px;width:90px}.controls button{background:var(--accent);color:#0e1116;border:0;padding:6px 14px;border-radius:4px;font-weight:600;cursor:pointer}.controls button:disabled{opacity:.5;cursor:not-allowed}#resetBtn{background:transparent;color:var(--text);border:1px solid var(--border)}.panes{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:12px;min-height:0}.pane{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--border);border-radius:6px;padding:10px;min-height:0}.pane h2{margin:0 0 8px;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.pane canvas{flex:1;width:100%;background:#fff;image-rendering:pixelated;border-radius:4px;min-height:0}.stats{margin-top:8px;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px;color:var(--muted)}.methodology-link{margin-left:auto;color:var(--accent);text-decoration:none;font-size:13px}.methodology-link:hover{text-decoration:underline}#methodologyDialog{max-width:640px;background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:20px 24px;line-height:1.55}#methodologyDialog::backdrop{background:#0009}#methodologyDialog h3{margin-top:0;color:var(--accent)}#methodologyDialog p{margin:10px 0}#methodologyDialog code{background:var(--bg);padding:1px 5px;border-radius:3px;font-size:12px}#methodologyDialog button{background:var(--accent);color:#0e1116;border:0;padding:6px 14px;border-radius:4px;font-weight:600;cursor:pointer}.results{background:var(--panel);border-top:1px solid var(--border);padding:10px 20px;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}.legend{list-style:none;margin:0;padding:0;display:flex;gap:14px;flex-wrap:wrap;color:var(--muted)}.legend li{display:inline-flex;align-items:center;gap:6px}.legend .swatch{display:inline-block;width:12px;height:12px;border-radius:2px}